set_property IOSTANDARD LVCMOS33 [get_ports {A_switch[3]}]
set_property IOSTANDARD LVCMOS33 [get_ports {A_switch[2]}]
set_property IOSTANDARD LVCMOS33 [get_ports {A_switch[1]}]
set_property IOSTANDARD LVCMOS33 [get_ports {A_switch[0]}]
set_property IOSTANDARD LVCMOS33 [get_ports {B_switch[3]}]
set_property IOSTANDARD LVCMOS33 [get_ports {B_switch[2]}]
set_property IOSTANDARD LVCMOS33 [get_ports {B_switch[1]}]
set_property IOSTANDARD LVCMOS33 [get_ports {B_switch[0]}]
set_property IOSTANDARD LVCMOS33 [get_ports {Sum[3]}]
set_property IOSTANDARD LVCMOS33 [get_ports {Sum[2]}]
set_property IOSTANDARD LVCMOS33 [get_ports {Sum[1]}]
set_property IOSTANDARD LVCMOS33 [get_ports {Sum[0]}]

set_property IOSTANDARD LVCMOS33 [get_ports clk]
set_property IOSTANDARD LVCMOS33 [get_ports {Cout[5]}]
set_property IOSTANDARD LVCMOS33 [get_ports {Cout[4]}]
set_property IOSTANDARD LVCMOS33 [get_ports {Cout[3]}]
set_property IOSTANDARD LVCMOS33 [get_ports {Cout[2]}]
set_property IOSTANDARD LVCMOS33 [get_ports {Cout[1]}]
set_property IOSTANDARD LVCMOS33 [get_ports {Cout[0]}]
set_property IOSTANDARD LVCMOS33 [get_ports reset]
set_property PACKAGE_PIN H4 [get_ports clk]

set_property PACKAGE_PIN F4 [get_ports reset]

set_property PACKAGE_PIN AA19 [get_ports {A_switch[0]}]
set_property PACKAGE_PIN V19 [get_ports {A_switch[1]}]
set_property PACKAGE_PIN V18 [get_ports {A_switch[2]}]
set_property PACKAGE_PIN Y19 [get_ports {A_switch[3]}]
set_property PACKAGE_PIN V20 [get_ports {B_switch[0]}]
set_property PACKAGE_PIN U20 [get_ports {B_switch[1]}]
set_property PACKAGE_PIN AB22 [get_ports {B_switch[2]}]
set_property PACKAGE_PIN AB21 [get_ports {B_switch[3]}]
set_property PACKAGE_PIN AA21 [get_ports {Cout[0]}]
set_property PACKAGE_PIN AA20 [get_ports {Cout[1]}]
set_property PACKAGE_PIN W22 [get_ports {Cout[2]}]
set_property PACKAGE_PIN W21 [get_ports {Cout[3]}]
set_property PACKAGE_PIN T20 [get_ports {Cout[4]}]

set_property IOSTANDARD LVCMOS33 [get_ports Cout]
set_property PACKAGE_PIN AA21 [get_ports {Sum[0]}]
set_property PACKAGE_PIN AA20 [get_ports {Sum[1]}]
set_property PACKAGE_PIN W22 [get_ports {Sum[2]}]
set_property PACKAGE_PIN W21 [get_ports {Sum[3]}]
set_property PACKAGE_PIN T20 [get_ports Cout]
